The host mannose-6-phosphate pathway and viral infection DOI Creative Commons

Qincheng Liu,

Weiqi Wang,

Liwei Xu

et al.

Frontiers in Cellular and Infection Microbiology, Journal Year: 2024, Volume and Issue: 14

Published: Jan. 31, 2024

Viruses, despite their simple structural composition, engage in intricate and complex interactions with hosts due to parasitic nature. A notable demonstration of viral behavior lies exploitation lysosomes, specialized organelles responsible for the breakdown biomolecules clearance foreign substances, bolster own replication. The man-nose-6-phosphate (M6P) pathway, crucial facilitating proper transport hydrolases into lysosomes promoting lysosome maturation, is frequently exploited manipulation support Recently, discovery lysosomal enzyme trafficking factor (LYSET) as a pivotal regulator within M6P pathway has introduced fresh perspective on interplay between entry host factors. This groundbreaking revelation illuminates unexplored dimensions these interactions. In this review, we endeavor provide thorough overview its factors during infection. By consolidating current understanding field, our objective establish valuable reference development antiviral drugs that selectively target pathway.

Language: Английский

Coordination chemistry suggests that independently observed benefits of metformin and Zn2+ against COVID-19 are not independent DOI Creative Commons

Thomas D. Lockwood

BioMetals, Journal Year: 2024, Volume and Issue: 37(4), P. 983 - 1022

Published: April 5, 2024

Abstract Independent trials indicate that either oral Zn 2+ or metformin can separately improve COVID-19 outcomes by approximately 40%. Coordination chemistry predicts a mechanistic relationship and therapeutic synergy. deficit is known risk factor for both non-infectious inflammation. Most dietary not absorbed. Metformin naked ligand presumably increases intestinal bioavailability active absorption cation transporters to transport metformin. Intracellular provides natural buffer of many protease reactions; the variable “set point” determined regulation availability. A -interactive network suggested here. The two viral cysteine proteases are targets against COVID-19. Viral host submaximally inhibited exchangeable cell . Inhibition reportedly enhances moderating effect on bioassayed proteome degradation. Firstly, dissociable metformin–Zn complex could be actively transported transporters; thereby creating artificial pathways increased body content. Secondly, coordination create non-natural inhibitor independent Moderation peptidolytic reactions mechanisms slow (a) multiplication (b) invasion (c) pathogenic inflammatory response. These combined actions allow development acquired immunity clear infection before life-threatening Nirmatrelvir (Paxlovid®) opposes selective inhibition main -independent mechanism. Pending safety evaluation, predictable synergistic benefits , perhaps metformin/Zn /Paxlovid® co-administration should investigated.

Language: Английский

Citations

2

Host Cell Proteases Involved in Human Respiratory Viral Infections and Their Inhibitors: A Review DOI Creative Commons
Bailey Lubinski, Gary R. Whittaker

Viruses, Journal Year: 2024, Volume and Issue: 16(6), P. 984 - 984

Published: June 19, 2024

Viral tropism is most commonly linked to receptor use, but host cell protease use can be a notable factor in susceptibility infection. Here we review the of proteases by human viruses, focusing on those with primarily respiratory tropism, particularly SARS-CoV-2. We first describe various classes present tract, as well elsewhere body, and incorporate targeting these therapeutic drugs for humans. Host are also systemic spread viruses play important roles outside tract; therefore, address how affect across spectrum infections that occur humans, intending understand extrapulmonary

Language: Английский

Citations

2

Comparative transcriptome analysis of whiteflies raised on cotton leaf curl Multan virus-infected cotton plants DOI Creative Commons
Ting Chen,

Yanbo Jia,

Jie Chen

et al.

Frontiers in Veterinary Science, Journal Year: 2024, Volume and Issue: 11

Published: Aug. 28, 2024

Cotton leaf curl Multan virus (CLCuMuV), a serious viral disease causative agent in cotton plants South Asia, is transmitted by the Bemisia tabaci cryptic species complex persistent circulative manner. A previous study indicated that Asia II-7 whiteflies could transmit CLCuMuV, while Mediterranean (MED) failed to CLCuMuV. However, little known about genes involved this process. In study, and MED B. were utilized determine transcriptomic responses after 48 h of acquisition access periods (AAPs). Result Illumina sequencing revealed that, 14,213 8,986 differentially expressed (DEGs) identified. Furthermore, DEGs related immune system metabolism response CLCuMuV-infected identified analyzed using Gene Ontologies (GO) Kyoto Encyclopedia Genes Genomes (KEGG), number was lower than II-7. The most abundant groups between both viruliferous aviruliferous whitefly zf-C2H2 family transcription factors (TFs). Notably, comparison MED, exhibited more cathepsin biosynthesis. Overall, provides basic information for investigating molecular mechanism how begomoviruses affect either as vector or non-vector species.

Language: Английский

Citations

2

Evaluating Z-FA-FMK, a host cathepsin L protease inhibitor, as a potent and broad-spectrum antiviral therapy against SARS-CoV-2 and related coronaviruses DOI
Ju Hwan Jeong,

Jang‐Hoon Choi,

Beom Kyu Kim

et al.

Antiviral Research, Journal Year: 2023, Volume and Issue: 216, P. 105669 - 105669

Published: July 11, 2023

Language: Английский

Citations

5

The host mannose-6-phosphate pathway and viral infection DOI Creative Commons

Qincheng Liu,

Weiqi Wang,

Liwei Xu

et al.

Frontiers in Cellular and Infection Microbiology, Journal Year: 2024, Volume and Issue: 14

Published: Jan. 31, 2024

Viruses, despite their simple structural composition, engage in intricate and complex interactions with hosts due to parasitic nature. A notable demonstration of viral behavior lies exploitation lysosomes, specialized organelles responsible for the breakdown biomolecules clearance foreign substances, bolster own replication. The man-nose-6-phosphate (M6P) pathway, crucial facilitating proper transport hydrolases into lysosomes promoting lysosome maturation, is frequently exploited manipulation support Recently, discovery lysosomal enzyme trafficking factor (LYSET) as a pivotal regulator within M6P pathway has introduced fresh perspective on interplay between entry host factors. This groundbreaking revelation illuminates unexplored dimensions these interactions. In this review, we endeavor provide thorough overview its factors during infection. By consolidating current understanding field, our objective establish valuable reference development antiviral drugs that selectively target pathway.

Language: Английский

Citations

1